Home / 147,782.84-221,705.37-47,935.22

Finding the Fourth Proportional to 147,782.84, 221,705.37 and 47,935.22

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Solution

The fourth proportional to 147,782.84, 221,705.37 and 47,935.22 is: 71,912.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,782.84 : 221,705.37 = 47,935.22 : x
  2. Step 2: Convert to fraction form
    147,782.84/221,705.37 = 47,935.22/x
  3. Step 3: Cross multiply
    147,782.84x = 221,705.37 × 47,935.22
  4. Step 4: Simplify right side
    147,782.84x = 10,627,494,577.60
  5. Step 5: Solve for x
    x = 10,627,494,577.60/147,782.84
  6. Step 6: Final answer
    x = 71,912.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.